Finding the Fourth Proportional to 147,502.52, 203,479.78 and 93,122.08
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Solution
The fourth proportional to 147,502.52, 203,479.78 and 93,122.08 is: 128,461.94
Step by Step Solution
- Step 1: Write the proportion equation
147,502.52 : 203,479.78 = 93,122.08 : x - Step 2: Convert to fraction form
147,502.52/203,479.78 = 93,122.08/x - Step 3: Cross multiply
147,502.52x = 203,479.78 × 93,122.08 - Step 4: Simplify right side
147,502.52x = 18,948,459,784.64 - Step 5: Solve for x
x = 18,948,459,784.64/147,502.52 - Step 6: Final answer
x = 128,461.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.